CN218913813U - Double-diameter ball valve - Google Patents

Abstract

The utility model discloses a double-diameter ball valve which comprises a hollow shaft, a leakage-proof interface and a mounting pipe, wherein the leakage-proof interface is arranged at two ends of the hollow shaft, a mounting block is arranged at the top end of the hollow shaft, sliding rods are arranged at two ends of the mounting block, a second sliding block is arranged on the outer side of each sliding rod in a sliding mode, an electric push rod is arranged on one side of each second sliding block, the top end of each electric push rod is arranged on one side of the mounting block, a rotating shaft is arranged at the top end of each mounting block, a transmission connecting rod is movably arranged at two ends of each rotating shaft, and one end of each transmission connecting rod is movably arranged at the top of each second sliding block. According to the utility model, the second sliding block slides on the sliding rod, so that the telescopic baffle plate in the anti-leakage interface can be driven to stretch, the opening and closing state of the anti-leakage interface is controlled, the valve can be secondarily isolated from liquid through the telescopic baffle plate, and the sealing performance of the valve is improved.

Description

Double-diameter ball valve

Technical Field

The utility model relates to the technical field of valves, in particular to a double-path ball valve.

Background

In China, the ball valve is widely applied to industries such as petroleum refining, long-distance pipeline, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and the like, plays a role in national economy, is mainly used for cutting off, distributing and changing the flow direction of a medium in a pipeline, and can be tightly closed only by rotating by 90 degrees and small rotation moment. The existing ball valve can be in water leakage due to incomplete closing of the valve in the using process.

Therefore, the double-path ball valve is specially provided.

Disclosure of Invention

The utility model aims to provide a double-path ball valve, which solves the problem that the valve provided in the background art leaks water after being installed and used, and in order to achieve the purposes, the utility model provides the following technical scheme: the utility model provides a dual-diameter ball valve, includes hollow shaft, leak protection interface and mounting tube, the leak protection interface is installed at the both ends of hollow shaft, the installation piece is installed on the top of hollow shaft, and the slide bar is installed at the both ends of installation piece, slide bar outside slidable mounting has the second slider, and one side of second slider installs electric putter, one side at the installation piece is installed on electric putter's top, the pivot is installed on the top of installation piece, the both ends movable mounting of pivot has the transmission connecting rod, and the one end movable mounting of transmission connecting rod is at the top of second slider.

Preferably, telescopic baffle plates are slidably mounted at two ends of the inside of the anti-leakage connector, a first sliding block is mounted on one side of the telescopic baffle plates, anti-leakage sliding grooves are formed in two ends of the top of the anti-leakage connector, the first sliding block is slidably mounted above the anti-leakage sliding grooves, waterproof pads are arranged in the anti-leakage sliding grooves, a fixing rod is mounted at the top end of the first sliding block, and one end of the fixing rod is mounted at the top of the second sliding block.

Preferably, one side of the leakage-proof interface is welded with a mounting pipe, and the leakage-proof interface is communicated with the inside of the mounting pipe.

Preferably, the hand wheel is installed to the bottom of hollow shaft, the internally mounted of hollow shaft has the opening plate, and the bottom of opening plate is connected with the hand wheel.

Preferably, a sealing block is arranged on one side of the first sliding blocks, and the two first sliding blocks are in sealing connection.

Preferably, the hollow shaft is internally communicated with the leakage-proof connector.

Compared with the prior art, the utility model provides the double-path ball valve, which has the following beneficial effects:

through being provided with second slider, electric putter, pivot and flexible baffle, slide on the slide bar through the second slider, can drive the inside flexible baffle of leak protection interface and stretch out and draw back to the inside state that opens and shuts of control leak protection interface, except under the closure effect of opening and shutting, can also make the valve inside carry out secondary with liquid and keep apart through flexible baffle, through the sealed connection between the first slider, can make the valve not have the liquid to flow into the inside of hollow shaft through flexible baffle under the condition that causes the valve department to appear liquid leakage, improved the leakproofness of valve.

Drawings

Fig. 1 is a schematic top view of the present utility model.

Fig. 2 is a schematic diagram of the internal structure of the present utility model.

Fig. 3 is a schematic diagram of the front view structure of the present utility model.

Fig. 4 is an enlarged schematic view of the structure of the present utility model at a.

In the figure: 1. a hollow shaft; 2. a transmission link; 3. a leak-proof interface; 4. installing a pipe; 5. a leak-proof chute; 6. a first slider; 601. a sealing block; 7. a fixed rod; 8. a mounting block; 9. a slide bar; 10. a second slider; 11. an electric push rod; 12. a rotating shaft; 13. a telescopic baffle; 14. an opening plate; 15. and a hand wheel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model relates to a double-path ball valve, which comprises a hollow shaft 1 and a leakage-proof joint 3, wherein the leakage-proof joint 3 is arranged at two ends of the hollow shaft 1, liquid is conveyed through the leakage-proof joint 3, an installation block 8 is arranged at the top end of the hollow shaft 1, a sliding rod 9 is arranged at two ends of the installation block 8, a second sliding block 10 is arranged at the outer side of the sliding rod 9 in a sliding manner, the second sliding block 10 can slide on the sliding rod 9, an electric push rod 11 is arranged at one side of the second sliding block 10, the top end of the electric push rod 11 is arranged at one side of the installation block 8, the electric push rod 11 can control the second sliding block 10 to slide on the sliding rod 9, a rotating shaft 12 is arranged at the top end of the installation block 8, a transmission connecting rod 2 is movably arranged at two ends of the rotating shaft 12, and one end of the transmission connecting rod 2 is movably arranged at the top of the second sliding block 10, the two ends of the inside of the leakage-proof joint 3 are slidably provided with the telescopic baffle 13, the telescopic baffle 13 can prevent liquid from flowing out of the inside of the valve, the situation of water leakage of the valve is avoided, one side of the telescopic baffle 13 is provided with the first sliding block 6, two ends of the top of the leakage-proof joint 3 are provided with the leakage-proof sliding groove 5, the first sliding block 6 is slidably arranged above the leakage-proof sliding groove 5, the inside of the leakage-proof sliding groove 5 is provided with a waterproof pad, the top end of the first sliding block 6 is provided with the fixing rod 7, one end of the fixing rod 7 is arranged at the top of the second sliding block 10, the first sliding block 6 can ensure that the liquid inside the valve can not leak out through the waterproof pad while sliding inside the leakage-proof sliding groove 5,

specifically, as shown in fig. 1, fig. 2 and fig. 4, when the valve is used, through starting the electric push rod 11, the electric push rod 11 stretches out and draws back, the second slider 10 on one side can slide on the outside of the slide bar 9 through stretching out and drawing back of the electric push rod 11, because the first slider 6 is installed at the top both ends of the second slider 10 through the dead lever 7, therefore, when the second slider 10 slides outwards in the outside of the slide bar 9, the first slider 6 can be carried along in the inside of the leak-proof sliding groove 5 to slide, because the top of the second slider 10 is connected with the rotating shaft 12 through the transmission connecting rod 2 of movable mounting, when the second slider 10 on one side slides, the rotating shaft 12 rotates on the top of the installation block 8, the second slider 10 on the other side slides on the outside of the slide bar 9 through the rotation of the installation block 8, and simultaneously the first slider 6 on the other side inside of the leak-proof interface 3 is driven to slide in the inside of the slide bar 5, thereby the expansion baffle 13 on the two sides inside the leak-proof sliding groove 3 is blocked, the liquid is conveyed through the inside the valve, the valve is closed through the electric connection rod 2, the valve is closed, the valve is not sealed, and the valve is sealed by the valve is opened, and the valve is sealed at the inside the two sides 1, and the valve is sealed.

One side of the leak-proof connector 3 is welded with a mounting pipe 4, and the leak-proof connector 3 is communicated with the inside of the mounting pipe 4;

in particular, as shown in fig. 1 and 2, the valve can be installed through the installation pipes 4 on both sides, and the liquid can be transferred through the inside thereof.

A hand wheel 15 is arranged at the bottom of the hollow shaft 1, an opening and closing plate 14 is arranged in the hollow shaft 1, and the bottom end of the opening and closing plate 14 is connected with the hand wheel 15;

specifically, as shown in fig. 3, the opening and closing plate 14 inside the hollow shaft 1 can be controlled to rotate by rotating the hand wheel 15, so as to adjust the opening and closing state inside the hollow shaft 1, and meanwhile, the flow of the liquid can be controlled according to the angle of the hand wheel 15.

A sealing block 601 is arranged on one side of the first sliding blocks 6, the two first sliding blocks 6 are connected in a sealing way, and the inside of the hollow shaft 1 is communicated with the inside of the leakage-proof interface 3;

specifically, as shown in fig. 3 and fig. 4, when the second slider 10 controls the first sliders 6 at two ends of the inside of the leak-proof port 3 to make contact, the two first sliders 6 are in sealing connection through the sealing block 601, so that liquid is prevented from leaking out of the inside of the valve, and the sealing performance of the valve is improved.

Working principle: during use, the valve is installed through the installation pipes 4 at two sides, the opening and closing plate 14 inside the hollow shaft 1 can be controlled to rotate through the rotating hand wheel 15, so that the opening and closing state inside the hollow shaft 1 is regulated, meanwhile, the flow of liquid can be controlled according to the angle of the rotating hand wheel 15, after the inside of the hollow shaft 1 is opened, the electric push rod 11 is started, the electric push rod 11 stretches out and draws back, the second slide block 10 at one side can slide on the outer side of the slide rod 9 through the stretching of the electric push rod 11, the first slide block 6 is installed at the top two ends of the second slide block 10 through the fixed rod 7, therefore, when the second slide block 10 slides outwards at the outer side of the slide rod 9, the first slide block 6 is carried out in the inside of the leak-proof slide groove 5, the top end of the second slide block 10 is connected with the rotating shaft 12 through the movably installed transmission connecting rod 2, therefore, when the second slide block 10 slides, the rotating of one side of the second slide block 10 can rotate at the top of the installation block 8, the second slide block 10 slides outside the slide rod 9, simultaneously, the first slide block 3 is driven by the second slide block 3 inside the inner side 3 is driven by the electric slide block 3, the second slide block 3 is carried out inside the leak-proof slide groove 5, and then the inside the leak-proof slide block 1 is closed, the inside the leak-proof slide block 1 is opened, and the inside is completely through the hollow shaft 3 is sealed, and the inside the leak-proof slide block 3 is completely, and the inside is completely sealed, and the inside is completely is sealed, the hand wheel 15 is rotated to control the opening plate 14 to block the interior of the hollow shaft 1, so that no liquid enters the hollow shaft 1 under the condition that a valve is not used.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a dual-diameter ball valve, includes hollow shaft (1), leak protection interface (3) and installation pipe (4), its characterized in that: leak protection interface (3) are installed at the both ends of hollow shaft (1), installation piece (8) are installed on the top of hollow shaft (1), and slide bar (9) are installed at the both ends of installation piece (8), slide bar (9) outside slidable mounting has second slider (10), and one side of second slider (10) is installed electric putter (11), one side at installation piece (8) is installed on the top of electric putter (11), pivot (12) are installed on the top of installation piece (8), transmission connecting rod (2) are installed at the both ends movable mounting of pivot (12), and the one end movable mounting of transmission connecting rod (2) is at the top of second slider (10).

2. The dual-path ball valve of claim 1, wherein: the inside both ends slidable mounting of leak protection interface (3) has flexible baffle (13), and one side of flexible baffle (13) is installed first slider (6), the top both ends of leak protection interface (3) are equipped with leak protection spout (5), and first slider (6) slidable mounting is in the top of leak protection spout (5), the inside of leak protection spout (5) is equipped with waterproof pad dead lever (7) are installed on the top of first slider (6), and the top at second slider (10) is installed to the one end of dead lever (7).

3. The dual-path ball valve of claim 2, wherein: one side of the leakage-proof interface (3) is welded with a mounting tube (4), and the leakage-proof interface (3) is communicated with the inside of the mounting tube (4).

4. The dual-path ball valve of claim 1, wherein: a hand wheel (15) is arranged at the bottom of the hollow shaft (1), an opening plate (14) is arranged in the hollow shaft (1), and the bottom end of the opening plate (14) is connected with the hand wheel (15).

5. The dual-path ball valve of claim 2, wherein: one side of the first sliding blocks (6) is provided with a sealing block (601), and the two first sliding blocks (6) are connected in a sealing mode.

6. The dual-path ball valve of claim 1, wherein: the inside of the hollow shaft (1) is communicated with the inside of the leakage-proof connector (3).

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